3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a[472504636] = 'ryat'; $a['attachment'] = 'hi'; unset($a['attachment']); //unset($a[1425328718]); var_dump($a['attachment']);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined index: attachment in /in/Gg7jn on line 6 NULL
Output for 4.3.0 - 5.2.17
Notice: Undefined index: attachment in /in/Gg7jn on line 6 NULL